User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.0; rv:1.7.3) Gecko/20040913 Firefox/0.10 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.0; rv:1.7.3) Gecko/20040913 Firefox/0.10 Repeatedly open/close the history combo box from the navigation toolbar. The memory footprint increases by several K every 15-20 times it's opened and closed. Reproducible: Always Steps to Reproduce: 1. Open firefox 2. Open Task Manager on a 2K/XP machine 3. Repeatedly click the down arrow to open/close the history combo box on the navigation toolbar 4. Watch "Processes" -> "Mem Usage" -> firefox.exe in Task Manager 5. Every 15-20 times the history is opened, Mem Usage increases by several Kilobytes Actual Results: Memory increases by several Kilobytes every 15-20 times the history is expanded and is never freed. Expected Results: The memory should be freed.

*** This bug has been marked as a duplicate of 249469 ***

Sorry my mistake on duping

Reporter, are you still seeing this problem with the latest release of Firefox when using a clean profile? http://kb.mozillazine.org/Profile_Manager

I can't reproduce this using Firefox 2.0.0.6 with a new profile. Closing as WORKSFORME.